Is it the volcano design? Is it the state of Hawaii theme? Is it a second wind for the program? Whatever it is, sales of bags and rolls of the uncirculated 2012 clad San Francisco Mint Hawaii Volcanoes National Park quarter now exceed those of the Acadia National Park “S” quarters, which have been on sale longer.

About the Author David C. Harper has been a coin collector since 1963. He joined the Krause Publications editorial staff in 1978 and is currently editor of Numismatic News and World Coin News. He also edits two books annually, North American Coins & Prices and Coin Digest. He is the author of the Class of '63 column that runs each week in Numismatic News. His first bylined numismatic article appeared in the June 1971 issue of Coins Magazine and his various Krause Publications assignments included a stint as editor of the magazine 1980-1983. Harper received a bachelor of science degree from the University of Wisconsin-Oshkosh in 1977. He had a double major of journalism and economics.